1.4 Car Value; 2 Types of Best Car Speakers; 3 The Best Car Speakers in 2020. The best 6.5 car speakers are the JL Audio C5-653 Evolution C5 3-Way, which provide the highest sound quality and deep bass. Now is a great time to consider a new car stereo for your ride. See More Photos >>> As one of the most renowned audio brands on the market, JBL continues to deliver high-quality sound. Here are the best aftermarket car speakers you can buy in 2020. One of its best car speakers is the Pioneer G-Series Car Stereo Speakers. Aftermarket Car Speakers Pricing Below $50: Most speakers within this price range are two-way speaker systems. 3.1 Kenwood KDC-BT362U Car Speaker Reviews; 3.2 4 X Pioneer TS-165P 2-Way Car Audio Speakers; 3.3 Kenwood KFC-6965S Car Speaker Reviews; 3.4 JBL GTO638 Car Speaker Reviews; 3.5 Rockford Fosgate R165X3 Prime 6.5-Inch Full-Range 3-Way Coaxial Speaker Upgrading the stereo with new speakers is one of the easiest upgrades you can make to your car. Not only do you get performance upgrades and expandability over factory radios, but stereo makers are incorporating a … While you could spend thousands outfitting your car with JBL’s top of the line speakers… The only drawback is the price but there are plenty of other …